Zhipu AI

CogVideoX

BigModel's model overview lists CogVideoX-3 as a video-generation model and CogVideoX-Flash as a free model, with text, image and first/last-frame generation support depending on model.

Partially availablePartial English UIPublic APIFreemiumTrusted

Quick answers

At a glance

Overview
Z.ai's video-generation API family on BigModel, including CogVideoX-3 and CogVideoX-Flash.
Best fit
Developers who need a Z.ai video-generation API inside the BigModel stack.
Trust
2/2 sources verified, recently checked · 2026-05-17
Coverage
100/100

Editorial verdict

Best for

Developers who need a Z.ai video-generation API inside the BigModel stack.

Avoid if

Compare Kling or Hailuo before using it for no-code creator workflows.

Why it matters

CogVideoX is a real BigModel API capability and should be tracked separately from ChatGLM.

Pricing

Usage-based video API pricing varies by model

Payment

Free model where available, Platform billing

Commercial use

Commercial use should follow the current product, API, model license and billing terms.

Privacy

Review prompt, file, media upload, retention and training-use terms before sensitive workloads.

Use-case fit

Video generation API testing

Strong

Use it for text-to-video, image-to-video and first/last-frame API experiments.

Global user checklist

RegistrationPartialAccess depends on BigModel account and region.
English UIPartialDetailed video API docs are Chinese-facing.
API and docsConfirmedDocs index lists asynchronous video-generation APIs.
Commercial usePartialCheck video output rights and safety rules before client work.
Coverage · 100/100

Model names, quotas, release status, regional access and commercial terms can change quickly; recheck official sources before procurement or production use.

Pros

  • - Official video-generation endpoint is documented
  • - Text-to-video and image-to-video routes are listed

Cons

  • - Consumer creator workflow is less clear internationally than Kling or Hailuo

Decision paths

kling-ai

hailuo-ai

vidu

Sources

BigModel model overview

docs · zh · verified 2026-05-17

Lists CogVideoX-3 and CogVideoX-Flash video models.

BigModel docs index

docs · zh · verified 2026-05-17

Lists asynchronous video-generation API documentation.

Reviews